The world was divided into two.The eastern part went to Portugal whose sailors had now found a route to the East by way of the Cape of Good hope at the southern tip of Africa and the western portion went to Spain because she had first discovered land there.The position was longitude 50 degrees west.hey wanted the other countries to accept them as the rulers of the new lands. They asked Pope Alexander the 6th to declare that they rightfully belonged to Spain. Alexander divided the new world and outside Europe into two.
thorax. the part of the body between the neck and abdomen; the chest. It is separated from the abdomen by the diaphragm. The walls of the thorax are formed by pairs of ribs, attached to the sides of the spine and curving toward the sternum.
The skeleton of the thorax includes the sternum, ribs and costal cartilages, and thoracic vertebrae and intervertebral discs (fig. 19-1). The sternum, or breast bone, is a flat bone that, from superior to inferior, consists of three parts: manubrium, body, and xiphoid process (figs. 19-1 and 19-2).